QUAD ESL 2805 User Manual Download

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ESL 2805 & ESL 2905

the closest approach to the original sound.

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Summary of Contents for ESL 2805

Page 1: ...ESL 2805 ESL 2905 the closest approach to the original sound Re fe rence s e r i e s ...

Page 2: ...2 ...

Page 3: ...ser to the ideal loudspeaker than any other Quad s patented panel technology results in a combination of the speed and accuracy only possible from an electrostatic loudspeaker together with the imaging and soundstaging only possible from a theoretically ideal point source and the coherence and continuity of a single drive unit With possibly the lowest distortion of any loudspeaker the ESL can be e...

Page 4: ...ars in age Products which still bring their owners immeasurable pleasure Quad products are designed with the single aim of reproducing recorded music as accurately as possible Simplicity of use and elegance of design are purely consequential to the application of sensible engineering principles We have never sought to design statement pieces or style icons yet almost every Quad product has become ...

Page 5: ... some form of box is needed to prevent the waves from the back of the cone cancelling the sound from the front Moving coil speakers have undeniable advantages of cost and ease of manufacture and the cabinets can be designed in many different shapes sizes and finish However the cabinet is also a prime source of colouration in the bass region Additionally because the cone of a bass unit is large and...

Page 6: ...ween two perforated metal plates A polarising voltage of several thousand volts is connected to the membrane which at rest is suspended at an equal distance between the two plates When an audio signal also stepped up to a few thousand volts by a matching transformer is applied to the metal plates the varying signal across the plates attracts or repels the membrane and sound is reproduced Because t...

Page 7: ...ather own regardless of price I think it s the finest hi fi purchase you could ever make in terms of performance and value yes it s that good Speaker of the year Nah Speaker of the centuries This one and the last Stereophile Sam Tellig ...

Page 8: ...he ESL is dipolar producing front and rear radiation It has no box so there is no colouration Using large panels ensures well maintained bass to well below 40Hz The centre two panels in each Quad ESL Loudspeaker incorporate concentric rings on the outer grid plates around the diaphragm Each ring is subjected to a minuscule time delay and attenuated by its own individual circuit the sound spreading...

Page 9: ...Construction process of an ESL 2905 ...

Page 10: ...reen channel speakers create various unwanted interference patterns which effect quality of the sound and ultimately your enjoyment For home cinema use the ESL is quite remarkable Although there is no dedicated centre channel to match the new ESLs most Home Cinema amplifiers feature a phantom centre channel mode Such is the ability of the ESLs to project a stable central image the lack of a centre...

Page 11: ...e highest standards the 2905s get everything right to a degree that had me shaking my head in awe This is easily one of the most revealing and accurate loudspeakers I have ever heard Hi Fi World Noel Keywood ...

Page 12: ...12 ...

Page 13: ...t It allows them to hear exactly what has been recorded in perfect balance Because of their speed and neutrality they are unaffected by the overhang and self imposed character of moving coil alternatives The Quad ESL has been used by Tony Faulkner shown left recording at Henry Wood Hall in London for many years He started using the ESL 63 the ESL 63 Pro and now uses a pair of ESL 989s for his crit...

Page 14: ... so has considerably less inertia and overhang than any moving coil loudspeaker Construction is a combination of tensioned aluminium extrusions coupled to stainless steel support structures with a piano gloss wooden trim The substantial base construction is finished with piano gloss side cheeks and high quality terminations Internally the highest quality components are used including rare c core t...

Page 15: ...Quad ESL 2905 Horizontal Directivity ...

Page 16: ...icularly with regard to imaging detail resolution and lack of colouration This is due to both speakers sharing the same technology and components The clarity of mid range for which the Quads are mostfamed is fully in evidence the sparkling detail and transparency has long been the hallmark of this series With a base weight of 34 8kg together with the rigid bracing the ESL 2805 is an incredibly sta...

Page 17: ...Quad ESL 2805 Horizontal Directivity ...

Page 18: ...storted output 40V Permitted peak input 55V 37Hz 21kHz 6dB 33Hz 23kHz useable Above 1000Hz 0 15 Above 100Hz 0 5 Above 50Hz 1 0 220 240V or 110 120V 63mA anti surge 200 240V 100mA anti surge 100 120V 6 Watts 1040mm x 695mm x 385mm add 25 55mm for feet Net 34 8kg Floor Standing Dipole with 3 Tilt Back Full range Electrostatic Ultra Low Mass 0 5g m2 Tensioned Film 6 Progressive Concentric Rings Heavy...

Page 19: ...ITE2 Subwoofer Single Electronics 99 CDP 2 99 CD S 99 Pre 99 Stereo 99 Tuner 909 Stereo 909 Mono Electrostatic Loudspeakers ESL 989 ESL 988 Amplifiers II forty Power Amplifier mono II Classic Power Amplifier QC twenty four Pre Amplifier QC 24P Phono stage Electrostatic Loudspeakers ESL 2805 ESL 2905 Reference s e r i e s Performance s e r i e s Classic s e r i e s Quad Product Range ESL 2805 99 Pr...

Page 20: ...gn Court Ermine Business Park Huntingdon Cambs PE29 6XU Tel 01480 447700 Fax 01480 431767 www quad hifi co uk The information in this brochure is subject to change without notice All rights reserved 2004 Quad Quad is a member of the International Audio Group ...

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